tests/vredir4.sub

   1 swizzle()
   2 {
   3 fd0=0
   4 fd1=1
   5
   6 exec {stdin}<&$fd0
   7 exec {stdout}>&$fd1
   8 }
   9
  10 swizzle
  11 echo $stdin $stdout
  12
  13 read line <&$stdin <<EOF
  14 a
  15 EOF
  16
  17 echo $line
  18 echo $line >&$stdout
  19
  20 type swizzle
  21
  22 exit 0